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-rw-r--r--javaparser-core/src/main/java/com/github/javaparser/ast/stmt/IfStmt.java260
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diff --git a/javaparser-core/src/main/java/com/github/javaparser/ast/stmt/IfStmt.java b/javaparser-core/src/main/java/com/github/javaparser/ast/stmt/IfStmt.java
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--- /dev/null
+++ b/javaparser-core/src/main/java/com/github/javaparser/ast/stmt/IfStmt.java
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+/*
+ * Copyright (C) 2007-2010 JĂșlio Vilmar Gesser.
+ * Copyright (C) 2011, 2013-2016 The JavaParser Team.
+ *
+ * This file is part of JavaParser.
+ *
+ * JavaParser can be used either under the terms of
+ * a) the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * b) the terms of the Apache License
+ *
+ * You should have received a copy of both licenses in LICENCE.LGPL and
+ * LICENCE.APACHE. Please refer to those files for details.
+ *
+ * JavaParser is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
+ */
+package com.github.javaparser.ast.stmt;
+
+import com.github.javaparser.ast.AllFieldsConstructor;
+import com.github.javaparser.ast.expr.BooleanLiteralExpr;
+import com.github.javaparser.ast.expr.Expression;
+import com.github.javaparser.ast.nodeTypes.NodeWithCondition;
+import com.github.javaparser.ast.observer.ObservableProperty;
+import com.github.javaparser.ast.visitor.GenericVisitor;
+import com.github.javaparser.ast.visitor.VoidVisitor;
+import java.util.Optional;
+import static com.github.javaparser.utils.Utils.assertNotNull;
+import com.github.javaparser.ast.Node;
+import com.github.javaparser.ast.visitor.CloneVisitor;
+import com.github.javaparser.metamodel.DerivedProperty;
+import com.github.javaparser.metamodel.IfStmtMetaModel;
+import com.github.javaparser.metamodel.JavaParserMetaModel;
+import javax.annotation.Generated;
+import com.github.javaparser.TokenRange;
+import com.github.javaparser.metamodel.OptionalProperty;
+import java.util.function.Consumer;
+
+/**
+ * An if-then-else statement. The else is optional.
+ * <br/>In <code>if(a==5) hurray() else boo();</code> the condition is a==5,
+ * hurray() is the thenStmt, and boo() is the elseStmt.
+ *
+ * @author Julio Vilmar Gesser
+ */
+public final class IfStmt extends Statement implements NodeWithCondition<IfStmt> {
+
+ private Expression condition;
+
+ private Statement thenStmt;
+
+ @OptionalProperty
+ private Statement elseStmt;
+
+ public IfStmt() {
+ this(null, new BooleanLiteralExpr(), new ReturnStmt(), null);
+ }
+
+ @AllFieldsConstructor
+ public IfStmt(final Expression condition, final Statement thenStmt, final Statement elseStmt) {
+ this(null, condition, thenStmt, elseStmt);
+ }
+
+ /**
+ * This constructor is used by the parser and is considered private.
+ */
+ @Generated("com.github.javaparser.generator.core.node.MainConstructorGenerator")
+ public IfStmt(TokenRange tokenRange, Expression condition, Statement thenStmt, Statement elseStmt) {
+ super(tokenRange);
+ setCondition(condition);
+ setThenStmt(thenStmt);
+ setElseStmt(elseStmt);
+ customInitialization();
+ }
+
+ @Override
+ @Generated("com.github.javaparser.generator.core.node.AcceptGenerator")
+ public <R, A> R accept(final GenericVisitor<R, A> v, final A arg) {
+ return v.visit(this, arg);
+ }
+
+ @Override
+ @Generated("com.github.javaparser.generator.core.node.AcceptGenerator")
+ public <A> void accept(final VoidVisitor<A> v, final A arg) {
+ v.visit(this, arg);
+ }
+
+ @Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
+ public Expression getCondition() {
+ return condition;
+ }
+
+ @Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
+ public Optional<Statement> getElseStmt() {
+ return Optional.ofNullable(elseStmt);
+ }
+
+ @Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
+ public Statement getThenStmt() {
+ return thenStmt;
+ }
+
+ @Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
+ public IfStmt setCondition(final Expression condition) {
+ assertNotNull(condition);
+ if (condition == this.condition) {
+ return (IfStmt) this;
+ }
+ notifyPropertyChange(ObservableProperty.CONDITION, this.condition, condition);
+ if (this.condition != null)
+ this.condition.setParentNode(null);
+ this.condition = condition;
+ setAsParentNodeOf(condition);
+ return this;
+ }
+
+ /**
+ * Sets the elseStmt
+ *
+ * @param elseStmt the elseStmt, can be null
+ * @return this, the IfStmt
+ */
+ @Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
+ public IfStmt setElseStmt(final Statement elseStmt) {
+ if (elseStmt == this.elseStmt) {
+ return (IfStmt) this;
+ }
+ notifyPropertyChange(ObservableProperty.ELSE_STMT, this.elseStmt, elseStmt);
+ if (this.elseStmt != null)
+ this.elseStmt.setParentNode(null);
+ this.elseStmt = elseStmt;
+ setAsParentNodeOf(elseStmt);
+ return this;
+ }
+
+ @Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
+ public IfStmt setThenStmt(final Statement thenStmt) {
+ assertNotNull(thenStmt);
+ if (thenStmt == this.thenStmt) {
+ return (IfStmt) this;
+ }
+ notifyPropertyChange(ObservableProperty.THEN_STMT, this.thenStmt, thenStmt);
+ if (this.thenStmt != null)
+ this.thenStmt.setParentNode(null);
+ this.thenStmt = thenStmt;
+ setAsParentNodeOf(thenStmt);
+ return this;
+ }
+
+ @Override
+ @Generated("com.github.javaparser.generator.core.node.RemoveMethodGenerator")
+ public boolean remove(Node node) {
+ if (node == null)
+ return false;
+ if (elseStmt != null) {
+ if (node == elseStmt) {
+ removeElseStmt();
+ return true;
+ }
+ }
+ return super.remove(node);
+ }
+
+ @Generated("com.github.javaparser.generator.core.node.RemoveMethodGenerator")
+ public IfStmt removeElseStmt() {
+ return setElseStmt((Statement) null);
+ }
+
+ /**
+ * This method returns true if the then branch (which should be always present) is a block statement.
+ */
+ @DerivedProperty
+ public boolean hasThenBlock() {
+ return thenStmt instanceof BlockStmt;
+ }
+
+ /**
+ * This method returns true if the If Statement has an else branch and that branch is a block statement.
+ */
+ @DerivedProperty
+ public boolean hasElseBlock() {
+ return elseStmt instanceof BlockStmt;
+ }
+
+ /**
+ * This method returns true if the If Statement has an else branch and that branch is another If Statement.
+ */
+ @DerivedProperty
+ public boolean hasCascadingIfStmt() {
+ return elseStmt instanceof IfStmt;
+ }
+
+ /**
+ * This method returns true if the If Statement has an else branch.
+ */
+ @DerivedProperty
+ public boolean hasElseBranch() {
+ return elseStmt != null;
+ }
+
+ @Override
+ @Generated("com.github.javaparser.generator.core.node.CloneGenerator")
+ public IfStmt clone() {
+ return (IfStmt) accept(new CloneVisitor(), null);
+ }
+
+ @Override
+ @Generated("com.github.javaparser.generator.core.node.GetMetaModelGenerator")
+ public IfStmtMetaModel getMetaModel() {
+ return JavaParserMetaModel.ifStmtMetaModel;
+ }
+
+ @Override
+ @Generated("com.github.javaparser.generator.core.node.ReplaceMethodGenerator")
+ public boolean replace(Node node, Node replacementNode) {
+ if (node == null)
+ return false;
+ if (node == condition) {
+ setCondition((Expression) replacementNode);
+ return true;
+ }
+ if (elseStmt != null) {
+ if (node == elseStmt) {
+ setElseStmt((Statement) replacementNode);
+ return true;
+ }
+ }
+ if (node == thenStmt) {
+ setThenStmt((Statement) replacementNode);
+ return true;
+ }
+ return super.replace(node, replacementNode);
+ }
+
+ @Override
+ @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator")
+ public boolean isIfStmt() {
+ return true;
+ }
+
+ @Override
+ @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator")
+ public IfStmt asIfStmt() {
+ return this;
+ }
+
+ @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator")
+ public void ifIfStmt(Consumer<IfStmt> action) {
+ action.accept(this);
+ }
+
+ @Override
+ @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator")
+ public Optional<IfStmt> toIfStmt() {
+ return Optional.of(this);
+ }
+}